Mercurial > prosody-hg
view spec/util_datamanager_spec.lua @ 14177:67b68147ed1d 13.0
util.ringbuffer: find(): Fix find logic bugs
If the buffer was full, find() would return earlier (wpos == rpos). Checking
blen is the better way to test if the buffer is empty.
Secondly, the loop scanned for blen - l, but if l (length of needle) was
larger than the buffer length, this calculation would underflow and cause a
lot of spinning.
New tests have been added to cover various edge cases of :find().
| author | Matthew Wild <mwild1@gmail.com> |
|---|---|
| date | Mon, 25 May 2026 14:44:20 +0100 |
| parents | 7c2ef5a1ec9c |
| children |
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describe("util.datamanager", function() local dm; setup(function() dm = require "util.datamanager"; dm.set_data_path("./data"); end); describe("keyvalue", function() local data = {hello = "world"}; do local ok, err = dm.store("keyval-user", "datamanager.test", "testdata", data); assert.truthy(ok, err); end do local read, err = dm.load("keyval-user", "datamanager.test", "testdata") assert.same(data, read, err); end do local ok, err = dm.store("keyval-user", "datamanager.test", "testdata", nil); assert.truthy(ok, err); end do local read, err = dm.load("keyval-user", "datamanager.test", "testdata") assert.is_nil(read, err); end end) describe("lists", function() do local ok, err = dm.list_store("list-user", "datamanager.test", "testdata", {}); assert.truthy(ok, err); end do local nothing, err = dm.list_load("list-user", "datamanager.test", "testdata"); assert.is_nil(nothing, err); assert.is_nil(err); end do local ok, err = dm.list_append("list-user", "datamanager.test", "testdata", {id = 1}); assert.truthy(ok, err); end do local ok, err = dm.list_append("list-user", "datamanager.test", "testdata", {id = 2}); assert.truthy(ok, err); end do local ok, err = dm.list_append("list-user", "datamanager.test", "testdata", {id = 3}); assert.truthy(ok, err); end do local list, err = dm.list_load("list-user", "datamanager.test", "testdata"); assert.same(list, {{id = 1}; {id = 2}; {id = 3}}, err); end do local ok, err = dm.list_store("list-user", "datamanager.test", "testdata", {}); assert.truthy(ok, err); end do local nothing, err = dm.list_load("list-user", "datamanager.test", "testdata"); assert.is_nil(nothing, err); assert.is_nil(err); end end) end)
